Mining and crushing copperSep 28, 2016 . mining and crushing of copper ore - Line Crusher,Line . Bulk-mining technology made exploitation feasible in the 1960s and.how copper is made crushing,How copper is made - material, used, processing, steps, product .In South America, copper objects were being produced along the northern coast of . As the ore is fed into the top of the crusher, it is squeezed between the two.
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